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<div class="header">
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<a href="#func-members">Functions</a>  </div>
  <div class="headertitle">
<div class="title">Basic math functions<div class="ingroups"><a class="el" href="group__groupNN.html">Neural Network Functions</a></div></div>  </div>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ga9e988362b8860a0108e62caf03e19b45"><td class="memItemLeft" align="right" valign="top">arm_status&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__BasicMath.html#ga9e988362b8860a0108e62caf03e19b45">arm_elementwise_add_s16</a> (const int16_t *input_1_vect, const int16_t *input_2_vect, const int32_t input_1_offset, const int32_t input_1_mult, const int32_t input_1_shift, const int32_t input_2_offset, const int32_t input_2_mult, const int32_t input_2_shift, const int32_t left_shift, int16_t *output, const int32_t out_offset, const int32_t out_mult, const int32_t out_shift, const int32_t out_activation_min, const int32_t out_activation_max, const int32_t block_size)</td></tr>
<tr class="memdesc:ga9e988362b8860a0108e62caf03e19b45"><td class="mdescLeft">&#160;</td><td class="mdescRight">s16 elementwise add of two vectors  <a href="#ga9e988362b8860a0108e62caf03e19b45">More...</a><br/></td></tr>
<tr class="separator:ga9e988362b8860a0108e62caf03e19b45"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga19f5c245db9ecfb7918fe1fc4f16af2b"><td class="memItemLeft" align="right" valign="top">arm_status&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__BasicMath.html#ga19f5c245db9ecfb7918fe1fc4f16af2b">arm_elementwise_add_s8</a> (const int8_t *input_1_vect, const int8_t *input_2_vect, const int32_t input_1_offset, const int32_t input_1_mult, const int32_t input_1_shift, const int32_t input_2_offset, const int32_t input_2_mult, const int32_t input_2_shift, const int32_t left_shift, int8_t *output, const int32_t out_offset, const int32_t out_mult, const int32_t out_shift, const int32_t out_activation_min, const int32_t out_activation_max, const int32_t block_size)</td></tr>
<tr class="memdesc:ga19f5c245db9ecfb7918fe1fc4f16af2b"><td class="mdescLeft">&#160;</td><td class="mdescRight">s8 elementwise add of two vectors  <a href="#ga19f5c245db9ecfb7918fe1fc4f16af2b">More...</a><br/></td></tr>
<tr class="separator:ga19f5c245db9ecfb7918fe1fc4f16af2b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gab38457329632897eb6efedf9dfcef1e4"><td class="memItemLeft" align="right" valign="top">arm_status&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__BasicMath.html#gab38457329632897eb6efedf9dfcef1e4">arm_elementwise_mul_s16</a> (const int16_t *input_1_vect, const int16_t *input_2_vect, const int32_t input_1_offset, const int32_t input_2_offset, int16_t *output, const int32_t out_offset, const int32_t out_mult, const int32_t out_shift, const int32_t out_activation_min, const int32_t out_activation_max, const int32_t block_size)</td></tr>
<tr class="memdesc:gab38457329632897eb6efedf9dfcef1e4"><td class="mdescLeft">&#160;</td><td class="mdescRight">s16 element wise multiplication of two vectors  <a href="#gab38457329632897eb6efedf9dfcef1e4">More...</a><br/></td></tr>
<tr class="separator:gab38457329632897eb6efedf9dfcef1e4"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga345f342f6368a715ca3816c3cc3b7f70"><td class="memItemLeft" align="right" valign="top">arm_status&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__BasicMath.html#ga345f342f6368a715ca3816c3cc3b7f70">arm_elementwise_mul_s8</a> (const int8_t *input_1_vect, const int8_t *input_2_vect, const int32_t input_1_offset, const int32_t input_2_offset, int8_t *output, const int32_t out_offset, const int32_t out_mult, const int32_t out_shift, const int32_t out_activation_min, const int32_t out_activation_max, const int32_t block_size)</td></tr>
<tr class="memdesc:ga345f342f6368a715ca3816c3cc3b7f70"><td class="mdescLeft">&#160;</td><td class="mdescRight">s8 element wise multiplication of two vectors  <a href="#ga345f342f6368a715ca3816c3cc3b7f70">More...</a><br/></td></tr>
<tr class="separator:ga345f342f6368a715ca3816c3cc3b7f70"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Description</h2>
<p>Elementwise add and multiplication functions. </p>
<h2 class="groupheader">Function Documentation</h2>
<a class="anchor" id="ga9e988362b8860a0108e62caf03e19b45"></a>
<div class="memitem">
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        <tr>
          <td class="memname">arm_status arm_elementwise_add_s16 </td>
          <td>(</td>
          <td class="paramtype">const int16_t *&#160;</td>
          <td class="paramname"><em>input_1_vect</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int16_t *&#160;</td>
          <td class="paramname"><em>input_2_vect</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_1_offset</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_1_mult</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_1_shift</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_2_offset</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_2_mult</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_2_shift</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>left_shift</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int16_t *&#160;</td>
          <td class="paramname"><em>output</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_offset</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_mult</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_shift</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_activation_min</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_activation_max</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>block_size</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">input_1_vect</td><td>pointer to input vector 1 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">input_2_vect</td><td>pointer to input vector 2 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">input_1_offset</td><td>offset for input 1. Not used. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">input_1_mult</td><td>multiplier for input 1 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">input_1_shift</td><td>shift for input 1 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">input_2_offset</td><td>offset for input 2. Not used. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">input_2_mult</td><td>multiplier for input 2 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">input_2_shift</td><td>shift for input 2 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">left_shift</td><td>input left shift </td></tr>
    <tr><td class="paramdir">[in,out]</td><td class="paramname">output</td><td>pointer to output vector </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">out_offset</td><td>output offset. Not used. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">out_mult</td><td>output multiplier </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">out_shift</td><td>output shift </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">out_activation_min</td><td>minimum value to clamp output to. Min: -32768 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">out_activation_max</td><td>maximum value to clamp output to. Max: 32767 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">block_size</td><td>number of samples </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The function returns ARM_MATH_SUCCESS </dd></dl>

<p>References <a class="el" href="arm__nnsupportfunctions_8h.html#a6a13b7a567485da5fc7f0d311318886d">arm_nn_requantize()</a>, <a class="el" href="arm__nnsupportfunctions_8h.html#ad935f1ff1a50822e317bdb321ce991ad">MAX</a>, and <a class="el" href="arm__nnsupportfunctions_8h.html#adcd021ac91d43a62b2cdecf9a5b971a7">MIN</a>.</p>

</div>
</div>
<a class="anchor" id="ga19f5c245db9ecfb7918fe1fc4f16af2b"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">arm_status arm_elementwise_add_s8 </td>
          <td>(</td>
          <td class="paramtype">const int8_t *&#160;</td>
          <td class="paramname"><em>input_1_vect</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int8_t *&#160;</td>
          <td class="paramname"><em>input_2_vect</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_1_offset</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_1_mult</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_1_shift</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_2_offset</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_2_mult</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_2_shift</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>left_shift</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int8_t *&#160;</td>
          <td class="paramname"><em>output</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_offset</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_mult</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_shift</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_activation_min</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_activation_max</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>block_size</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">input_1_vect</td><td>pointer to input vector 1 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">input_2_vect</td><td>pointer to input vector 2 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">input_1_offset</td><td>offset for input 1. Range: -127 to 128 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">input_1_mult</td><td>multiplier for input 1 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">input_1_shift</td><td>shift for input 1 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">input_2_offset</td><td>offset for input 2. Range: -127 to 128 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">input_2_mult</td><td>multiplier for input 2 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">input_2_shift</td><td>shift for input 2 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">left_shift</td><td>input left shift </td></tr>
    <tr><td class="paramdir">[in,out]</td><td class="paramname">output</td><td>pointer to output vector </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">out_offset</td><td>output offset. Range: -128 to 127 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">out_mult</td><td>output multiplier </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">out_shift</td><td>output shift </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">out_activation_min</td><td>minimum value to clamp output to. Min: -128 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">out_activation_max</td><td>maximum value to clamp output to. Max: 127 </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">block_size</td><td>number of samples </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The function returns ARM_MATH_SUCCESS </dd></dl>

<p>References <a class="el" href="arm__nnsupportfunctions_8h.html#a6a13b7a567485da5fc7f0d311318886d">arm_nn_requantize()</a>, <a class="el" href="arm__nnsupportfunctions_8h.html#a17553765eecd852dc2f9663575f2a91d">arm_nn_write_q7x4_ia()</a>, <a class="el" href="arm__nnsupportfunctions_8h.html#ad935f1ff1a50822e317bdb321ce991ad">MAX</a>, <a class="el" href="arm__nnsupportfunctions_8h.html#adcd021ac91d43a62b2cdecf9a5b971a7">MIN</a>, and <a class="el" href="arm__nnsupportfunctions_8h.html#a7f8d7623a6fd3492efd9b38f45da38a6">PACK_Q7x4_32x1</a>.</p>

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          <td class="memname">arm_status arm_elementwise_mul_s16 </td>
          <td>(</td>
          <td class="paramtype">const int16_t *&#160;</td>
          <td class="paramname"><em>input_1_vect</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int16_t *&#160;</td>
          <td class="paramname"><em>input_2_vect</em>, </td>
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        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_1_offset</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_2_offset</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int16_t *&#160;</td>
          <td class="paramname"><em>output</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_offset</em>, </td>
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        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_mult</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_shift</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_activation_min</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_activation_max</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>block_size</em>&#160;</td>
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          <td></td>
          <td>)</td>
          <td></td><td></td>
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<p>s16 elementwise multiplication</p>
<dl class="section note"><dt>Note</dt><dd>Refer header file for details. </dd></dl>

<p>References <a class="el" href="arm__nnsupportfunctions_8h.html#a6a13b7a567485da5fc7f0d311318886d">arm_nn_requantize()</a>, <a class="el" href="arm__nnsupportfunctions_8h.html#ad935f1ff1a50822e317bdb321ce991ad">MAX</a>, and <a class="el" href="arm__nnsupportfunctions_8h.html#adcd021ac91d43a62b2cdecf9a5b971a7">MIN</a>.</p>

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          <td class="memname">arm_status arm_elementwise_mul_s8 </td>
          <td>(</td>
          <td class="paramtype">const int8_t *&#160;</td>
          <td class="paramname"><em>input_1_vect</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int8_t *&#160;</td>
          <td class="paramname"><em>input_2_vect</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_1_offset</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>input_2_offset</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int8_t *&#160;</td>
          <td class="paramname"><em>output</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_offset</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_mult</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_shift</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_activation_min</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>out_activation_max</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const int32_t&#160;</td>
          <td class="paramname"><em>block_size</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
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</div><div class="memdoc">
<p>s8 elementwise multiplication</p>
<dl class="section note"><dt>Note</dt><dd>Refer header file for details. </dd></dl>

<p>References <a class="el" href="arm__nnsupportfunctions_8h.html#a6a13b7a567485da5fc7f0d311318886d">arm_nn_requantize()</a>, <a class="el" href="arm__nnsupportfunctions_8h.html#a17553765eecd852dc2f9663575f2a91d">arm_nn_write_q7x4_ia()</a>, <a class="el" href="arm__nnsupportfunctions_8h.html#ad935f1ff1a50822e317bdb321ce991ad">MAX</a>, <a class="el" href="arm__nnsupportfunctions_8h.html#adcd021ac91d43a62b2cdecf9a5b971a7">MIN</a>, and <a class="el" href="arm__nnsupportfunctions_8h.html#a7f8d7623a6fd3492efd9b38f45da38a6">PACK_Q7x4_32x1</a>.</p>

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